package com.ft.turorial.spring.boot.config;

import org.springframework.boot.context.embedded.FilterRegistrationBean;
import org.springframework.boot.context.embedded.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.ImportResource;

import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;

/**
 * 配置druid 关联spring 监控（暂时只发现通过xml方式导入进来）
 * 
 * @author lc
 *
 */
@Configuration
@ImportResource(locations={"classpath*:**/spring/*.xml"})
public class DruidConfiguration{
	/**
     * 注册一个Druid内置的StatViewServlet，用于展示Druid的统计信息。
     * @return
     */
    @Bean
    public ServletRegistrationBean DruidStatViewServle2(){
       //org.springframework.boot.context.embedded.ServletRegistrationBean提供类的进行注册.
       ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new StatViewServlet(),"/druid/*");
       
       //添加初始化参数：initParams
      
       //白名单 (没有配置或者为空，则允许所有访问)
       servletRegistrationBean.addInitParameter("allow","192.168.1.82,127.0.0.1");
       //IP黑名单 (存在共同时，deny优先于allow) : 如果满足deny的话提示:Sorry, you are not permitted to view this page.
       servletRegistrationBean.addInitParameter("deny","192.168.1.80");
       //登录查看信息的账号密码.
       servletRegistrationBean.addInitParameter("loginUsername","root");
       servletRegistrationBean.addInitParameter("loginPassword","123456");
       //是否能够重置数据(禁用HTML页面上的“Reset All”功能)
       servletRegistrationBean.addInitParameter("resetEnable","false");
       return servletRegistrationBean;
    }
   
    /**
     * 注册一个：filterRegistrationBean
     * @return
     */
    @Bean
    public FilterRegistrationBean druidStatFilter2(){
      
       FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean(new WebStatFilter());
      
       //添加过滤规则.
       filterRegistrationBean.addUrlPatterns("/*");
      
       //添加不需要忽略的格式信息.
       filterRegistrationBean.addInitParameter("exclusions","*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid2/*");
       return filterRegistrationBean;
    }
}
